fix(test): increase siblings.js test stability (#8542)

Author: david-leifker

datahub-web-react/src/app/lineage/LineageEntityNode.tsx

@@ -132,6 +132,10 @@ export default function LineageEntityNode({
         areColumnsCollapsed,
     );
 
+    const entityName =
+        capitalizeFirstLetterOnly(node.data.subtype) ||
+        (node.data.type && entityRegistry.getEntityName(node.data.type));
+
     return (
         <PointerGroup data-testid={`node-${node.data.urn}-${direction}`} top={node.x} left={node.y}>
             {unexploredHiddenChildren && (isHovered || isSelected) ? (
@@ -335,9 +339,8 @@ export default function LineageEntityNode({
                             {' '}
                             |{' '}
                         </tspan>
-                        <tspan dx=".25em" dy="-2px">
-                            {capitalizeFirstLetterOnly(node.data.subtype) ||
-                                (node.data.type && entityRegistry.getEntityName(node.data.type))}
+                        <tspan dx=".25em" dy="-2px" data-testid={entityName}>
+                            {entityName}
                         </tspan>
                     </UnselectableText>
                     {expandTitles ? (

smoke-test/tests/cypress/cypress/e2e/siblings/siblings.js

@@ -113,9 +113,11 @@ describe('siblings', () => {
     cy.clickOptionWithTestId('compress-lineage-toggle');
 
     // check the subtypes
-    cy.get('text:contains(View)').should('have.length', 2);
-    cy.get('text:contains(Table)').should('have.length', 0);
-    cy.get('text:contains(Seed)').should('have.length', 1);
+    cy.get('[data-testid="Seed"]').should('have.length', 1);
+    // center counts twice since we secretely render two center nodes, plus the downstream bigquery
+    cy.get('[data-testid="View"]').should('have.length', 3);
+    cy.get('[data-testid="Table"]').should('have.length', 0);
+
 
     // check the names
     cy.get('text:contains(raw_orders)').should('have.length', 1);